Sliding door assembling device

The invention discloses a sliding door assembling device, which belongs to the technical field of automobile manufacturing trial-manufacture and comprises a base, a sliding door locking mechanism, a sliding door lifting mechanism and a sliding door rotating mechanism. The base is composed of a base plate, universal brake trundles and American ground brakes. The sliding door locking mechanism is composed of a lower limiting block, a guide rail support, a clamp support, a manual clamp and a side positioning block. The sliding door lifting mechanism is composed of a left sliding support, a right sliding support, a left linear guide rail, a right linear guide rail, a guide rail groove, a Z-axis lifting support, a pedal hydraulic cylinder supporting rod, a pedal hydraulic cylinder bottom plate and a pedal hydraulic cylinder. The sliding door rotating mechanism is composed of a rotating support, a pin shaft, a spring bolt and a bolt base. The automobile sliding door assembling device has the advantages of being sim